Single bowl sink



FIG. 1 is a perspective view of a single bowl sink showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is the left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a rear elevational view thereof.

The broken line showing of plumbing holes is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a single bowl sink, as shown and described. 